Home / 31,789,940,792.10-47,684,911,188.15-9,706,937,489.70

Finding the Fourth Proportional to 31,789,940,792.10, 47,684,911,188.15 and 9,706,937,489.70

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Solution

The fourth proportional to 31,789,940,792.10, 47,684,911,188.15 and 9,706,937,489.70 is: 14,560,406,234.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,789,940,792.10 : 47,684,911,188.15 = 9,706,937,489.70 : x
  2. Step 2: Convert to fraction form
    31,789,940,792.10/47,684,911,188.15 = 9,706,937,489.70/x
  3. Step 3: Cross multiply
    31,789,940,792.10x = 47,684,911,188.15 × 9,706,937,489.70
  4. Step 4: Simplify right side
    31,789,940,792.10x = 462,874,452,105,268,232,192
  5. Step 5: Solve for x
    x = 462,874,452,105,268,232,192/31,789,940,792.10
  6. Step 6: Final answer
    x = 14,560,406,234.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.